package org.ueg.model;

import java.math.BigDecimal;

public class calculdora {
	public BigDecimal somar(BigDecimal param1, BigDecimal param2) throws Exception{
		return null;
		}
		 
		public BigDecimal subtrair(BigDecimal param1, BigDecimal param2) throws Exception{
		return null;
		}
		 
		public BigDecimal multiplicar(BigDecimal param1, BigDecimal param2) throws Exception{
		return null;
		}
		 
		public BigDecimal dividir(BigDecimal param1, BigDecimal param2) throws Exception{
		return null;
		}
		}

